相关单词近义词 off and on 断断续续, in turn 依次, by turns 轮流, one after the other 一个接着一(陆续..., interchangeably 可交换地, consecutively 连续地临近词alternate, alternate bar, alternate buds, alternate tape, alternate days, alternate play, alternate text, alternate code, alternate line, alternate load, alternate mode 返回 alternately